Dental instrument



FIG. 1 is a perspective view of a dental instrument showing the claimed design;

FIG. 2 is a front perspective view thereof;

FIG. 3 is a rear perspective view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a top perspective view thereof; and,

FIG. 7 is a bottom perspective view thereof. 

CLAIM The ornamental design for a dental instrument, as shown and described. 